Tanktopper cabinet



FIG. 1 is a perspective view of a tanktopper cabinet showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a left side elevational view thereof, the opposite side being a mirror image of that shown.

The portions of the article shown in broken lines are understood to form no part of the claimed design, and are for illustrative purposes only. 

The ornamental design for a tanktopper cabinet, as shown and described. 